The Dankwich is a high-quality sandwich consisting of tuna on wheat bread. Often times, there is also lettuce, tomato, cucumbers, some olives, spinach, salt, pepper and oregano. And lots of olive oil. This famous recipe is known to have been created by a certain individual in North Carolina. It has since been heard being said in the Midwest, most notably around St. Louis, Missouri.

Pretty simple really, a combination of the truth of reality and something that is crucial to your well-being. In other words, it is something, you've "gotta have". In all honesty, this word originated on 3 Reinert at Saint Louis University...

Man, that Subway was the truth-crucials...

Bro, I've got to get an A on that Psychology exam...it's the truth-crucials!